Katharine Hayhoe is the director of the Climate Science Center at Texas Tech University, the CEO of Atmos Research & Consulting, and an evangelical Christian who has become one of the most effective communicators on religion and climate science in the United States. Along with her husband, an evangelical pastor, she published A Climate for Change: Global Warming Facts for Faith-Based Decisions in 2009. Hayhoe was a 2014 FP Global Thinker. Follow her on Twitter: @KHayhoe.

Bill McKibben is an environmentalist, activist, and writer. He currently is the Schumann distinguished scholar in environmental studies at Middlebury College. He has authored more than a dozen books, including 1989’s The End of Nature, widely considered the first general-audience book on climate change, and, most recently, Oil and Honey. In 2009, he founded 350.org, a global campaign devoted to grassroots climate change action. McKibben was a 2009 FP Global Thinker. Follow him on Twitter: @billmckibben.

Evangelical climate change scientist or climate change evangelist. Katharine Hayhoe, who directs the Climate Science Center at Texas Tech University, wears both labels lightly. Diplomatic but direct, Hayhoe is much more concerned with the message: Earth is warming, and it’s past time we paid attention. Increasingly this much-in-demand scientist with the approachable style and deeply… Read More

about me

I write about the things I'm interested in: the fascinating nuances of climate science, why a changing climate matters to real people, how we're going to solve it, and what faith has to do with fixing this global challenge.